1984318466 has 16 divisors (see below), whose sum is σ = 3374145600. Its totient is φ = 867637008.

The previous prime is 1984318429. The next prime is 1984318481. The reversal of 1984318466 is 6648134891.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2007926 + ... + 2008913.

It is an arithmetic number, because the mean of its divisors is an integer number (210884100).

Almost surely, 2^1984318466 is an apocalyptic number.

1984318466 is a deficient number, since it is larger than the sum of its proper divisors (1389827134).

1984318466 is a wasteful number, since it uses less digits than its factorization.

1984318466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4016873.

The product of its digits is 995328, while the sum is 50.

The square root of 1984318466 is about 44545.6896455763. The cubic root of 1984318466 is about 1256.6194900834.

The spelling of 1984318466 in words is "one billion, nine hundred eighty-four million, three hundred eighteen thousand, four hundred sixty-six".